Got origin_mismatch error in Google+ share api

Question

I want to share some dynamic content on google+. For this I checked it https://developers.google.com/+/web/share/interactive#rendering_the_button_with_javascript

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Answer 1

For VS users:
Open Properties of your project and get Project URL:


This is your Javascript Origins

Change also the Redirect URIs. It should be your origins + "/oauth2callback"
For me: